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BOSTON MARATHON 2025

Mike Sewell

Bib: 18711•M

DE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 48%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:29/mi
23:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
46:18
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:09:14
↑ 67↓ 78
20K· 12.43 mi
7:27/mi
1:32:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:37:22
↑ 19↓ 370.5%
25K· 15.53 mi
7:29/mi
1:55:31
↑ 66↓ 880.2%
30K· 18.64 mi
7:58/mi
2:20:17
↑ 181↓ 1480.2%
20M
8:34/mi
2:31:55
↑ 64↓ 500.2%
21M
9:53/mi
2:41:48
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
2:48:29
↑ 17↓ 861.7%
23M
9:57/mi
3:00:57
↑ 23↓ 630.6%
24M
9:22/mi
3:10:19
↓ 821.3%
40K· 24.85 mi
10:01/mi
3:18:53
↓ 200.3%
25.2M
10:26/mi
3:22:29
↑ 13↓ 160.2%
Finish· 26.22 mi
9:16/mi
3:31:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:22
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:54:34
Pace8:44 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4723:157:2923:15
7:29
-
10K
6.21 mi11:37:5046:187:2723:03
7:25
-0:04
15K
9.32 mi12:00:461:09:147:2622:56
7:23
-0:02
20K
12.43 mi12:23:541:32:227:2623:08
7:27
+0:04
Half
13.11 mi12:28:541:37:227:265:00
7:20
-0:07
25K
15.53 mi12:47:031:55:317:2618:09
7:29
+0:09
30K
18.64 mi13:11:492:20:177:3224:46
7:58
+0:29
20M
20.00 mi13:23:272:31:557:3611:38
8:34
+0:36
21M
21.00 mi13:33:202:41:487:429:53
9:53
+1:19
35K
21.75 mi13:40:012:48:297:456:41
8:56
-0:57
23M
23.00 mi13:52:293:00:577:5212:28
9:57
+1:01
24M
24.00 mi14:01:513:10:197:569:22
9:22
-0:35
40K
24.85 mi14:10:253:18:538:008:34
10:01
+0:39
25.2M
25.20 mi14:14:013:22:298:023:36
10:26
+0:25
Finish
26.22 mi14:23:283:31:568:059:27
9:16
-1:10

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:20 /mi

Average Pace

8:05 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:17

66% of race

Time at Steady Pace

18:19

9% of race

Time at Slower Pace

53:20

25% of race

Average Pace: 8:05 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:4723:157:2923:15
7:29
#12082
10K
6.21 mi11:37:5046:187:2723:03
7:25
#11705
15K
9.32 mi12:00:461:09:147:2622:56
7:23
#11325
20K
12.43 mi12:23:541:32:227:2623:08
7:27
#11041
Half
13.11 mi12:28:541:37:227:265:00
7:20
#10991
25K
15.53 mi12:47:031:55:317:2618:09
7:29
#10762
30K
18.64 mi13:11:492:20:177:3224:46
7:58
#10813
20M
20.00 mi13:23:272:31:557:3611:38
8:34
#11054
21M
21.00 mi13:33:202:41:487:429:53
9:53
#11504
35K
21.75 mi13:40:012:48:297:456:41
8:56
#11803
23M
23.00 mi13:52:293:00:577:5212:28
9:57
#12503
24M
24.00 mi14:01:513:10:197:569:22
9:22
#12869
40K
24.85 mi14:10:253:18:538:008:34
10:01
#13280
25.2M
25.20 mi14:14:013:22:298:023:36
10:26
#13389
Finish
26.22 mi14:23:283:31:568:059:27
9:16
#13729
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi120829211921110688(Top 38%)8448(Top 52%)8448(Top 513%)
10K6.21 mi3.10 mi11705+3779026+1859026+18511348(Top 40%)8830(Top 55%)8830(Top 536%)
15K9.32 mi3.11 mi11325+3808810+2168810+21610688(Top 38%)8448(Top 52%)8448(Top 513%)
20K12.43 mi3.11 mi11041+2848652+1588652+15810300(Top 36%)8174(Top 51%)8174(Top 496%)
Half13.11 mi0.68 mi10991+508627+258627+2510265(Top 36%)8181(Top 51%)8181(Top 496%)
25K15.53 mi2.42 mi10762+2298469+1588469+1589848(Top 35%)7787(Top 48%)7787(Top 473%)
30K18.64 mi3.11 mi10813-518416+538416+5311178(Top 39%)8275(Top 51%)8275(Top 502%)
20M20.00 mi1.36 mi11054-2418496-808496-8014152(Top 50%)9523(Top 59%)9523(Top 578%)
21M21.00 mi1.00 mi11504-4508660-1648660-16417815(Top 63%)11064(Top 69%)11064(Top 671%)
35K21.75 mi0.75 mi11803-2998782-1228782-12217886(Top 63%)10989(Top 68%)10989(Top 667%)
23M23.00 mi1.25 mi12503-7009067-2859067-28520318(Top 72%)12055(Top 75%)12055(Top 731%)
24M24.00 mi1.00 mi12869-3669207-1409207-14019076(Top 67%)11443(Top 71%)11443(Top 694%)
40K24.85 mi0.85 mi13280-4119360-1539360-15320491(Top 72%)12031(Top 75%)12031(Top 730%)
25.2M25.20 mi0.35 mi13389-1099399-399399-3918724(Top 66%)11168(Top 69%)11168(Top 678%)
Finish26.22 mi1.02 mi13729-3409512-1139512-11320244(Top 71%)11918(Top 74%)11918(Top 723%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21story building
+97ft-345ft

Overall

10688

Males

8448

M55-59

8448

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11348

Males

8830

M55-59

8830

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+67ft-78ft

Overall

10688

Males

8448

M55-59

8448

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

10300

Males

8174

M55-59

8174

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

10265

Males

8181

M55-59

8181

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9848

Males

7787

M55-59

7787

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

11178

Males

8275

M55-59

8275

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

14152

Males

9523

M55-59

9523

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

17815

Males

11064

M55-59

11064

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17886

Males

10989

M55-59

10989

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

20318

Males

12055

M55-59

12055

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

19076

Males

11443

M55-59

11443

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20491

Males

12031

M55-59

12031

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18724

Males

11168

M55-59

11168

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20244

Males

11918

M55-59

11918

Passing Analysis

Category:
Athletes Passed
2007
Passed By
3654
Net Change
-1647
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12082
5K → 10K496119+377#12082#11705
10K → 15K41939+380#11705#11325
15K → 20K33046+284#11325#11041
20K → Half6414+50#11041#10991
Half → 25K28859+229#10991#10762
25K → 30K228279-51#10762#10813
30K → 20M63304-241#10813#11054
20M → 21M18468-450#11054#11504
21M → 35K9308-299#11504#11803
35K → 23M25725-700#11803#12503
23M → 24M21387-366#12503#12869
24M → 40K17428-411#12869#13280
40K → 25.2M16125-109#13280#13389
25.2M → Finish13353-340#13389#13729
TOTALS20073654-1647
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing